Loudspeaker hub



FIG. 1 is a perspective view of a loudspeaker hub showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a side elevational view of the opposite side thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showings form no part of the claimed design. 

CLAIM The ornamental design for a loudspeaker hub, as shown and described. 